Could you recommend the top backorder services for .xyz and .io domains?

Sav, Dynadot, Catched.com, dock.ly and other similar services.

Namecheap is an ICANN-accredited registrar that facilitates domain purchases and transfers within a span of 30 minutes.

Bluehost is a renowned hosting and domain registrar that offers a free domain name for a year, with the most popular TLDs including .com, .online, .site, .net, .org, .xyz, .io.

NameSilo is a domain registrar and backorder service that offers a variety of services, such as registration, transfer, bidding, and search for multiple domains.

Domain.com is a platform that provides domain name registration and transfer including TLDs and ccTLDs.

HostGator offers domain name registration and transfer services over 15 standard TLDs like .com, .website, .org, .club, .net, .co, .me, .space, .online, .site, .xyz, .io etc.

Google Domains is a registration service for domains and subdomains with support for various TLDs, including .com, .co, .academy, .io, and .biz.